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Highlights
Python support for the Microsoft Teams SDK is now generally available
Python developers can now build Teams-native apps and agents using the same SDK surface that powers modern Teams experiences across our TypeScript and .NET stacks
Read moreClick to read more about this postHow do I inform Windows that I'm writing a binary file?
You don't. All files are binary at the file system level.
Read moreClick to read more about this postSQL MCP Server as an App Service
Run SQL MCP Server on Azure App Service without containers. This walkthrough uses Data API builder to configure authentication, expose MCP, REST, and GraphQL endpoints, and deploy as code.
Read moreClick to read more about this postLatest posts
Feb 3, 2026
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Performance improvements to MEF-based editor productivity extensions
Tina,
Amadeus
If you use editor productivity extensions for Visual Studio 2026, there's good news—they can now load faster! Extension developers with existing MEF-based editor productivity extensions should read this blog to learn about recent changes and how they might be affected.
We...
Visual Studio Blog
Feb 3, 2026
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Some small stories about the giant satellite dish antenna that was behind Microsoft Building 11
A little trivia.
The Old New Thing
Feb 2, 2026
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Java OpenJDK January 2026 Patch & Security Update
Hello Java customers!
We are happy to announce the latest January 2026 patch & security update release for the Microsoft Build of OpenJDK. Download and install the binaries today.
OpenJDK 25.0.2
OpenJDK 21.0.10
OpenJDK 17.0.18
OpenJDK 11.0.30
Check our release...
Microsoft for Java Developers
Feb 2, 2026
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Azure Cosmos DB Data Explorer now supports Dark Mode
If you spend time in the Azure Portal’s using Azure Cosmos DB Data Explorer, you know it’s a “lots of screens, lots of tabs, lots of work happening” kind of place. So I’m excited to share a small upgrade that makes a big difference: Dark Mode is now supported in Cosmos DB Data...
Azure Cosmos DB Blog
Feb 2, 2026
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Studying compiler error messages closely: Input file paths
Are you even compiling the correct file?
The Old New Thing
Jan 30, 2026
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Build AI Agents with Claude Agent SDK and Microsoft Agent Framework
Microsoft Agent Framework now integrates with the Claude Agent SDK, enabling you to build AI agents powered by Claude's full agentic capabilities. This integration brings together the Agent Framework's consistent agent abstraction with Claude's powerful features, including file editing,...
Microsoft Agent Framework
Jan 30, 2026
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Why not store the SAFEARRAY reference count as a hidden allocation next to the SAFEARRAY?
The case of "Bring your own
SAFEARRAY."The Old New Thing
Jan 30, 2026
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Azure Developer CLI (azd) - January 2026: Configuration & Performance
This post announces the January 2026 release of the Azure Developer CLI (`azd`).
Azure SDK Blog
Jan 29, 2026
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Standardizing Dimensions: Completing the Unified Data Model
Anirudh,
Nitin,
Suresh
Standardizing Dimensions: Completing the Unified Data Model
Introduction
A Unified Data Model is only as strong as the consistency of its dimensions. This article explains why standardizing dimensions is the critical final step in completing the Unified Data...
Unified Data Model at Microsoft